| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| All position lamps adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Brake pipe union leaking fluid |3.2.B4| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Horn not working |1.7.3a| | 1 |
| Nearside Lower Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Offside Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |